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I got couple of queries regarding Sharepoint 2010 support for Dynamics AX and as per the latest news Dynamics AX 2009 EP at the moment doesn’t support Sharepoint 2010, We will have to wait for the next Service Pack.

Found this link and also I got it confirmed with one of the product guys.

http://social.msdn.microsoft.com/Forums/en-US/sharepoint2010general/thread/6fc3dd7a-ddda-4562-aa52-70e096478dbb

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